CVE-2026-43093

A flaw was found in the Linux kernel's xsk AFXDP subsystem due to insufficient validation of the User Memory UMEM headroom. This vulnerability could lead to memory corruption, specifically the skbsharedinfo data structure, if multi-buffer is enabled. Such corruption could result in system...

Linux Distros Unpatched Vulnerability : CVE-2026-43093

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xsk: tighten UMEM headroom validation to account for tailroom and min frame The current headroom validation in xdpumemreg could leave us with insufficient space...